Name CMS_3795948_1752471144.286260_0
Workunit 233608022
Created 14 Jul 2025, 5:32:29 UTC
Sent 14 Jul 2025, 6:01:49 UTC
Report deadline 14 Aug 2025, 6:01:49 UTC
Received 14 Jul 2025, 6:04:46 UTC
Server state Over
Outcome Computation error
Client state Compute error
Exit status -2147467259 (0x80004005) Unknown error code
Computer ID 10840993
Run time 22 sec
CPU time
Validate state Invalid
Credit 0.00
Device peak FLOPS 24.39 GFLOPS
Application version CMS Simulation v70.91 (vbox64_mt_mcore_cms)
windows_x86_64
Peak working set size 7.76 MB
Peak swap size 2.04 MB
Peak disk usage 0.77 MB

Stderr output

<core_client_version>7.20.2</core_client_version>
<![CDATA[
<message>
Unspecified error
 (0x80004005) - exit code 2147500037 (0x80004005)</message>
<stderr_txt>
2025-07-14 07:01:59 (28888): vboxwrapper version 26210
2025-07-14 07:01:59 (28888): BOINC client version: 7.20.2
2025-07-14 07:02:00 (28888): Detected: VirtualBox VboxManage Interface (Version: 7.0.10)
2025-07-14 07:02:00 (28888): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds)
2025-07-14 07:02:00 (28888): Successfully copied 'init_data.xml' to the shared directory.
2025-07-14 07:02:00 (28888): Create VM. (boinc_3d09a18a722242f7, slot#0)
2025-07-14 07:02:01 (28888): Setting Memory Size for VM. (4584MB)
2025-07-14 07:02:01 (28888): Setting CPU Count for VM. (4)
2025-07-14 07:02:01 (28888): Setting Chipset Options for VM.
2025-07-14 07:02:02 (28888): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2025-07-14 07:02:02 (28888): Setting Boot Options for VM.
2025-07-14 07:02:02 (28888): Setting Network Configuration for NAT. (Driver: virtio)
2025-07-14 07:02:03 (28888): Enabling VM Network Access.
2025-07-14 07:02:03 (28888): Disabling USB Support for VM.
2025-07-14 07:02:03 (28888): Disabling COM Port Support for VM.
2025-07-14 07:02:03 (28888): Disabling LPT Port Support for VM.
2025-07-14 07:02:04 (28888): Disabling Audio Support for VM.
2025-07-14 07:02:04 (28888): Disabling Clipboard Support for VM.
2025-07-14 07:02:04 (28888): Disabling Drag and Drop Support for VM.
2025-07-14 07:02:05 (28888): Adding storage controller(s) to VM.
2025-07-14 07:02:05 (28888): Adding virtual disk drive to VM. (CMS_2025_04_08_prod.vdi)
2025-07-14 07:02:07 (28888): Adding VirtualBox Guest Additions to VM.
2025-07-14 07:02:07 (28888): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2025-07-14 07:02:07 (28888): forwarding host port 60173 to guest port 80
2025-07-14 07:02:08 (28888): Enabling remote desktop for VM.
2025-07-14 07:02:08 (28888): Enabling shared directory for VM.
2025-07-14 07:02:09 (28888): Starting VM using VBoxManage interface. (boinc_3d09a18a722242f7, slot#0)
2025-07-14 07:02:12 (28888): Error in start VM for VM: -2147467259
Command:
VBoxManage -q startvm "boinc_3d09a18a722242f7" --type headless
Output:
VBoxManage.exe: error: Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE).
VBoxManage.exe: error: AMD-V is disabled in the BIOS (or by the host OS) (VERR_SVM_DISABLED)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component ConsoleWrap, interface IConsole
Waiting for VM "boinc_3d09a18a722242f7" to power on...

2025-07-14 07:02:12 (28888): VM failed to start.
2025-07-14 07:02:12 (28888): Could not start 
2025-07-14 07:02:12 (28888): ERROR: VM failed to start
2025-07-14 07:02:12 (28888): Powering off VM.
2025-07-14 07:02:12 (28888): Deregistering VM. (boinc_3d09a18a722242f7, slot#0)
2025-07-14 07:02:12 (28888): Removing network bandwidth throttle group from VM.
2025-07-14 07:02:13 (28888): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:08.916488          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:08.918169          Saving settings file "C:\ProgramData\BOINC\slots\0\boinc_3d09a18a722242f7\boinc_3d09a18a722242f7.vbox" with version "1.19-windows"
00:00:08.920513          Finished saving settings file "C:\ProgramData\BOINC\slots\0\boinc_3d09a18a722242f7\boinc_3d09a18a722242f7.vbox"
00:00:09.177793          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.177815          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.177822          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.179333          ERROR [COM]: aRC=VBOX_E_NOT_SUPPORTED (0x80bb0009) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={This VM is not encrypted}, preserve=false aResultDetail=0
00:00:09.184852          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:09.184915          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:09.411169          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:09.696722          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.696776          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.696786          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.701142          Launched VM: 3891992272 pid: 14364 (0x381c) frontend: headless name: boinc_3d09a18a722242f7
00:00:12.927033          Saving settings file "C:\ProgramData\BOINC\slots\0\boinc_3d09a18a722242f7\boinc_3d09a18a722242f7.vbox" with version "1.19-windows"
00:00:12.930239          Finished saving settings file "C:\ProgramData\BOINC\slots\0\boinc_3d09a18a722242f7\boinc_3d09a18a722242f7.vbox"
00:00:12.969592          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:12.969613          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:12.969620          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:12.970892          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:13.001854          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:13.001877          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:13.001886          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:13.256820          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:13.256841          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:13.256849          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:13.256996          ERROR [COM]: aRC=VBOX_E_INVALID_OBJECT_STATE (0x80bb0007) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={Cannot unregister the machine 'boinc_3d09a18a722242f7' while it is locked}, preserve=false aResultDetail=0
00:00:14.528241          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:14.528263          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:14.528270          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:14.528478          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:14.528521          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:14.528531          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:14.528581          Saving settings file "C:\Users\wavef\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:14.531019          Finished saving settings file "C:\Users\wavef\.VirtualBox\VirtualBox.xml"
00:00:14.531070          Saving settings file "C:\Users\wavef\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:14.533114          Finished saving settings file "C:\Users\wavef\.VirtualBox\VirtualBox.xml"
00:00:14.533693 DeleteVM Saving settings file "C:\Users\wavef\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:14.535922 DeleteVM Finished saving settings file "C:\Users\wavef\.VirtualBox\VirtualBox.xml"
00:00:19.548151 main     VirtualBox: object deletion starts
00:00:19.548778 main     HostDnsMonitor: shutting down ...
00:00:19.548800 main     HostDnsMonitor: shut down
00:00:19.550153 Watcher  ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={7682d5eb-f00e-44f1-8ca2-99d08b1cd607} aComponent={VirtualBoxWrap} aText={The object is not ready}, preserve=false aResultDetail=0
00:00:19.550352 main     VirtualBox: object deleted

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

s=25
description="CMS_3795948_1752471144.286260_0"
GuestMemoryBalloon=0

2025-07-14 07:02:03 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --nic1 nat --nic-type1 "virtio" --cable-connected1 off --nat-dns-proxy1 on 
Exit Code: 0
Output:

2025-07-14 07:02:03 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --cable-connected1 on 
Exit Code: 0
Output:

2025-07-14 07:02:03 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --usb off 
Exit Code: 0
Output:

2025-07-14 07:02:03 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --uart1 off --uart2 off 
Exit Code: 0
Output:

2025-07-14 07:02:04 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2025-07-14 07:02:04 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --audio-enabled off 
Exit Code: 0
Output:

2025-07-14 07:02:04 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --clipboard disabled 
Exit Code: 0
Output:

2025-07-14 07:02:05 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --draganddrop disabled 
Exit Code: 0
Output:

2025-07-14 07:02:05 (28888): 
Command: VBoxManage -q storagectl "boinc_3d09a18a722242f7" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2025-07-14 07:02:05 (28888): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: 0
Output:
UUID:           fa49c4e2-ad29-47a5-b96a-3c89ce80d84c
Parent UUID:    base
State:          created
Type:           multiattach
Location:       C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2025_04_08_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   3853 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2025-07-14 07:02:05 (28888): 
Command: VBoxManage -q storageattach "boinc_3d09a18a722242f7" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Cannot attach medium 'C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2025_04_08_prod.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component SessionMachine, interface IMachine, callee IUnknown
VBoxManage.exe: error: Context: "AttachDevice(Bstr(pszCtl).raw(), port, device, DeviceType_HardDisk, pMedium2Mount)" at line 785 of file VBoxManageStorageController.cpp

2025-07-14 07:02:06 (28888): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: 0
Output:
UUID:           fa49c4e2-ad29-47a5-b96a-3c89ce80d84c
Parent UUID:    base
State:          created
Type:           multiattach
Location:       C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2025_04_08_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   3853 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2025-07-14 07:02:06 (28888): 
Command: VBoxManage -q closemedium disk "C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2025_04_08_prod.vdi" 
Exit Code: 0
Output:

2025-07-14 07:02:06 (28888): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: 0
Output:
UUID:           fa49c4e2-ad29-47a5-b96a-3c89ce80d84c
Parent UUID:    base
State:          created
Type:           normal (base)
Location:       C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2025_04_08_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   3853 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2025-07-14 07:02:06 (28888): 
Command: VBoxManage -q storageattach "boinc_3d09a18a722242f7" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: 0
Output:

2025-07-14 07:02:07 (28888): 
Command: VBoxManage -q storageattach "boinc_3d09a18a722242f7" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none 
Exit Code: 0
Output:

2025-07-14 07:02:07 (28888): 
Command: VBoxManage -q storageattach "boinc_3d09a18a722242f7" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: 0
Output:

2025-07-14 07:02:07 (28888): 
Command: VBoxManage -q storageattach "boinc_3d09a18a722242f7" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2025-07-14 07:02:07 (28888): 
Command: VBoxManage -q bandwidthctl "boinc_3d09a18a722242f7" add "boinc_3d09a18a722242f7_net" --type network --limit 1024G 
Exit Code: 0
Output:

2025-07-14 07:02:08 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --natpf1 ",tcp,127.0.0.1,60173,,80" 
Exit Code: 0
Output:

2025-07-14 07:02:08 (28888): 
Command: VBoxManage -q list extpacks
Exit Code: 0
Output:
Extension Packs: 1
Pack no. 0:   Oracle VM VirtualBox Extension Pack
Version:        7.0.10
Revision:       158379
Edition:        
Description:    Oracle Cloud Infrastructure integration, Host Webcam, VirtualBox RDP, PXE ROM, Disk Encryption, NVMe, full VM encryption.
VRDE Module:    VBoxVRDP
Crypto Module:  VBoxPuelCrypto
Usable:         true
Why unusable:   

2025-07-14 07:02:08 (28888): 
Command: VBoxManage -q modifyvm "boinc_3d09a18a722242f7" --vrde on --vrdeextpack default --vrdeauthlibrary default --vrdeauthtype null --vrdeport 60174 --vrde-property "Security/Method=RDP" 
Exit Code: 0
Output:

2025-07-14 07:02:08 (28888): 
Command: VBoxManage -q sharedfolder add "boinc_3d09a18a722242f7" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\0/shared"
Exit Code: 0
Output:

2025-07-14 07:02:12 (28888): 
Command: VBoxManage -q startvm "boinc_3d09a18a722242f7" --type headless
Exit Code: -2147467259
Output:
VBoxManage.exe: error: Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE).
VBoxManage.exe: error: AMD-V is disabled in the BIOS (or by the host OS) (VERR_SVM_DISABLED)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component ConsoleWrap, interface IConsole
Waiting for VM "boinc_3d09a18a722242f7" to power on...

2025-07-14 07:02:12 (28888): 
Command: VBoxManage -q snapshot "boinc_3d09a18a722242f7" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2025-07-14 07:02:13 (28888): 
Command: VBoxManage -q bandwidthctl "boinc_3d09a18a722242f7" remove "boinc_3d09a18a722242f7_net" 
Exit Code: 0
Output:
VBoxManage.exe: error: Bandwidth groups cannot be deleted while the VM is running

2025-07-14 07:02:13 (28888): 
Command: VBoxManage -q unregistervm "boinc_3d09a18a722242f7" --delete 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Cannot unregister the machine 'boinc_3d09a18a722242f7' while it is locked
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MachineWrap, interface IMachine, callee IUnknown
VBoxManage.exe: error: Context: "Unregister(fDeleteAll ? CleanupMode_DetachAllReturnHardDisksAndVMRemovable :CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 236 of file VBoxManageMisc.cpp

2025-07-14 07:02:14 (28888): 
Command: VBoxManage -q unregistervm "boinc_3d09a18a722242f7" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2025-07-14 07:02:19 (28888): called boinc_finish(-2147467259)

</stderr_txt>
]]>


©2025 CERN